* {
  margin: 0;
  padding: 0;
}
header {
  height: 250px;
  width: 100%;
  position: relative;
}
header div {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  vertical-align: middle;
  display: flex;
  justify-content: center;
  align-items: center;
  --offset: 0px;
  --blur: 2px;
}
header div img {
  display: block;
  width: 110%;
  height: 100%;
  object-fit: cover;
  transform: translatex(var(--offset));
  filter: blur(var(--blur));
}
